Field use of molluscicides in schistosomiasis control programmes : an operational manual for programme managers Ali, S.M. Allan, F. Ayi, I. /Chandre, Fabrice Coelho, P.M.Z. El-Hawary, A.K. Jiamrong, D. Kariuki, C. N'Goran, E.K. Madsen, H. Mohammed, S.J. Moné, H. Mueller, P. Oxborough, R. Rollinson, D. Tianping, W. Yi, Z. Zhou, X.N. WHO 2017 text https://www.documentation.ird.fr/hor/fdi:010080745 fdi:010080745 Ali S.M., Allan F., Ayi I., Chandre Fabrice, Coelho P.M.Z., El-Hawary A.K., Jiamrong D., Kariuki C., N'Goran E.K., Madsen H., Mohammed S.J., Moné H., Mueller P., Oxborough R., Rollinson D., Tianping W., Yi Z., Zhou X.N.. Field use of molluscicides in schistosomiasis control programmes : an operational manual for programme managers. WHO, 2017, 40 EN MEKONG BASSIN CHINE IRAN EGYPTE GHANA SOUDAN MALAWI TANGANYIKA